| Movie | 1946 | It's a Wonderful Life | Mr. Potter | |
| Movie | 1930 | Estrellados | Self (Guest Appearance) | |
| Movie | 1942 | Calling Dr. Gillespie | Dr. Leonard Gillespie | |
| Movie | 1948 | Key Largo | James Temple | |
| Movie | 1915 | The Romance of Elaine | Marcus Del Mar / Mr. X | |
| Movie | 1917 | The End of the Tour | Byron Bennett | |
| Movie | 1929 | The Hollywood Revue of 1929 | Self - Director of 'Romeo and Juliet' (uncredited) | |
| Movie | 1946 | Duel in the Sun | Sen. Jackson McCanles | |
| Movie | 1935 | Public Hero Number 1 | Dr. Josiah Glass | |
| Movie | 1932 | Grand Hotel | Otto Kringelein | |
| Movie | 1928 | West of Zanzibar | Crane | |
| Movie | 1938 | You Can't Take It with You | Martin Vanderhof | |
| Movie | 2008 | Frank Capra Jr. Remembers... You Can't Take It With You | Self (archive footage) | |
| Movie | 1931 | Mata Hari | General Serge Shubin | |
| Movie | 1939 | On Borrowed Time | Julian Northrup aka Gramps | |
| Movie | 1935 | Mark of the Vampire | Professor Zelin | |
| Movie | 1936 | The Devil-Doll | Paul Lavond | |
| Movie | 1944 | Since You Went Away | Clergyman | |
| Movie | 1935 | The Little Colonel | Colonel Lloyd | |
| Movie | 1928 | Sadie Thompson | Alfred Davidson | |
| Movie | 1912 | The Musketeers of Pig Alley | The Musician's Friend | |
| Movie | 1930 | Free and Easy | Bedroom Scene | |
| Movie | 1943 | A Guy Named Joe | The General | |
| Movie | 1932 | Rasputin and the Empress | Grigori Rasputin | |
| Movie | 1938 | Test Pilot | Howard B. Drake | |
| Movie | 1941 | Lady Be Good | Judge Murdock | |
| Movie | 1934 | Treasure Island | Billy Bones | |
| Movie | 1945 | The Valley of Decision | Pat Rafferty | |
| Movie | 1936 | Camille | Monsieur Duval | |
| Movie | 1952 | Lone Star | Andrew Jackson | |
| Movie | 1935 | David Copperfield | Dan Peggotty | |
| Movie | 1949 | Malaya | John Manchester | |
| Movie | 1953 | Yesterday and Today | (archive footage) | |
| Movie | 1937 | Saratoga | Grandpa Clayton | |
| Movie | 1937 | Captains Courageous | Captain Disko Troop | |
| Movie | 1933 | Dinner at Eight | Oliver Jordan | |
| Movie | 1942 | Tennessee Johnson | Thaddeus Stevens | |
| Movie | 1931 | A Free Soul | Stephen Ashe | |
| Movie | 1913 | The Sheriff's Baby | Third Bandit | |
| Movie | 1941 | Dr. Kildare's Wedding Day | Dr. Leonard Gillespie | |
| Movie | 1940 | Dr. Kildare Goes Home | Dr. Leonard Gillespie | |
| Movie | 1912 | Gold and Glitter | The Lover | |
| Movie | 1912 | The Informer | Union Soldier | |
| Movie | 1912 | A Cry for Help | The Tramp | |
| Movie | 1913 | The Unwelcome Guest | At Auction (uncredited) | |
| Movie | 1913 | An Adventure in the Autumn Woods | The Father | |
| Movie | 1913 | A Chance Deception | 2nd Policeman | |
| Movie | 1913 | Love in an Apartment Hotel | In Hotel Lobby | |
| Movie | 1913 | Just Gold | The Stay-at-Home Brother | |
| Movie | 1913 | The Wrong Bottle | The Father | |
| Movie | 1913 | So Runs the Way | | |
| Movie | 1933 | Night Flight | Robineau | |
| Movie | 1912 | Heredity | Woodsman | |
| Movie | 1912 | Brutality | At Wedding | |
| Movie | 1912 | My Hero | | |
| Movie | 1913 | Near To Earth | Gato | |
| Movie | 1932 | Broken Lullaby | Dr. H. Holderlin | |
| Movie | 1913 | The Ranchero's Revenge | The Ranchero | |
| Movie | 1913 | Red Hicks Defies the World | The Referee | |
| Movie | 1913 | The Well | The Farmer | |
| Movie | 1913 | In Diplomatic Circles | The Japanese Ambassador | |
| Movie | 1913 | A Gamble with Death | Jim Benton, the Bartender | |
| Movie | 1913 | The Enemy's Baby | Postmaster Ben Brown | |
| Movie | 1913 | The Mirror | Daisy's Father | |
| Movie | 1913 | Under the Shadow of the Law | Charles Darnton - the Employer | |
| Movie | 1913 | I Was Meant for You | Lavina's Father | |
| Movie | 1913 | The Work Habit | The Father | |
| Movie | 1913 | The Crook and the Girl | The Nephew | |
| Movie | 1911 | Fighting Blood | | |
| Movie | 1913 | The Stolen Treaty | The Japanese Diplomat | |
| Movie | 1926 | The Temptress | Canterac | |
| Movie | 1913 | All for Science | Detective | |
| Movie | 1943 | Dr. Gillespie's Criminal Case | Dr. Leonard Gillespie | |
| Movie | 1929 | The Mysterious Island | Andre Dakkar | |
| Movie | 1940 | Dr. Kildare's Crisis | Dr. Leonard Gillespie | |
| Movie | 1931 | The Yellow Ticket | Baron Igor Andreeff | |
| Movie | 1935 | Ah, Wilderness! | Nat Miller | |
| Movie | 1934 | The Girl from Missouri | T.R. Paige | |
| Movie | 1914 | Her Father's Silent Partner | | |
| Movie | 1914 | Judith of Bethulia | Extra (uncredited) | |
| Movie | 1936 | The Road to Glory | Papa La Roche / Pvt. Morin | |
| Movie | 1972 | Hollywood: The Dream Factory | Self (archive footage) | |
| Movie | 1933 | The Stranger's Return | Grandpa Cyrus Tatum Storr | |
| Movie | 1927 | The Show | The Greek | |
| Movie | 1933 | Should Ladies Behave | Augustus Merrick | |
| Movie | 1936 | The Gorgeous Hussy | Andrew Jackson | |
| Movie | 1912 | The New York Hat | Minister | |
| Movie | 1938 | A Yank at Oxford | Dan Sheridan | |
| Movie | 1938 | Young Dr. Kildare | Dr. Leonard Gillespie | |
| Movie | 1939 | Calling Dr. Kildare | Dr. Leonard Gillespie | |
| Movie | 1939 | The Secret of Dr. Kildare | Dr. Leonard Gillespie | |
| Movie | 1940 | Dr. Kildare's Strange Case | Dr. Leonard Gillespie | |
| Movie | 1941 | The People Vs. Dr. Kildare | Dr. Leonard Gillespie | |
| Movie | 1942 | Dr. Kildare's Victory | Dr. Leonard Gillespie | |
| Movie | 1937 | A Family Affair | Judge Hardy | |
| Movie | 1913 | A Misunderstood Boy | The Father | |
| Movie | 1913 | Death's Marathon | The Financial Backer | |
| Movie | 1913 | The Tender Hearted Boy | (uncredited) | |
| Movie | 1913 | The Perfidy of Mary | Mary's Father | |
| Movie | 1913 | Pa Says | Teddy's Rival | |
| Movie | 1913 | The Vengeance of Galora | | |
| Movie | 1913 | The Suffragette Minstrels | (unconfirmed) | |
| Movie | 1937 | Navy Blue and Gold | Captain 'Skinny' Dawes | |
| Movie | 1931 | Guilty Hands | Richard Grant | |
| Movie | 1925 | The Splendid Road | Dan Clehollis | |
| Movie | 1925 | The Woman Who Did | Allan Merrick | |
| Movie | 1926 | The Barrier | Stark Bennett | |
| Movie | 1928 | Road House | Henry Grayson | |
| Movie | 1913 | The House of Discord | The Husband | |
| Movie | 1935 | The Return Of Peter Grimm | Peter Grimm | |
| Movie | 1914 | The Bartered Crown | The Landlord | |
| Movie | 1914 | Woman Against Woman | Gilbert Craven | |
| Movie | 1914 | The Cracksman's Gratitude | | |
| Movie | 1914 | Men and Women | Stephen Rodman / Robert Stevens | |
| Movie | 1938 | Screen Snapshots Series 17, No. 12 | Lionel Barrymore | |
| Movie | 1914 | The Power of the Press | Steve Carson | |
| Movie | 1914 | The Span of Life | Richard Blunt | |
| Movie | 1914 | The Seats of the Mighty | Monsieur Doltaire | |
| Movie | 1932 | Arsène Lupin | Detective Guerchard | |
| Movie | 1949 | Down to the Sea in Ships | Bering Joy | |
| Movie | 1914 | The Exploits of Elaine | | |
| Movie | 1914 | Under the Gaslight | William Byke | |
| Movie | 1915 | A Modern Magdalen | Lindsay | |
| Movie | 1915 | The Curious Conduct of Judge Legarde | Judge Randolph Legarde | |
| Movie | 1915 | The Flaming Sword | Steve | |
| Movie | 1915 | Dora Thorne | Lord Earle | |
| Movie | 1915 | A Yellow Streak | Barry Dale | |
| Movie | 1916 | The Brand of Cowardice | Cyril Hamilton | |
| Movie | 1912 | The Painted Lady | At Ice Cream Festival | |
| Movie | 1917 | His Father's Son | J. Dabney Barro | |
| Movie | 1917 | The Millionaire's Double | Bide Bennington | |
| Movie | 1917 | National Red Cross Pageant | | |
| Movie | 1905 | The White Caps | | |
| Movie | 1911 | The Battle | Wagon Driver (uncredited) | |
| Movie | 1911 | The Miser's Heart | Jules - the Thief | |
| Movie | 1912 | The Chief's Blanket | The Young Man | |
| Movie | 1922 | Boomerang Bill | Boomerang Bill | |
| Movie | 1924 | I Am the Man | James McQuade | |
| Movie | 1925 | A Man of Iron | Philip Durban | |
| Movie | 1925 | The Wrongdoers | Daniel Abbott | |
| Movie | 1944 | 3 Men in White | Dr. Leonard Gillespie | |
| Movie | 1936 | The Voice of Bugle Ann | Springfield Davis | |
| Movie | 1913 | The Yaqui Cur | The Easterner | |
| Movie | 1942 | Dr. Gillespie's New Assistant | Dr. Leonard Gillespie | |
| Movie | 1913 | The Wanderer | The Male Lover | |
| Movie | 1913 | The Switchtower | First Counterfeiter | |
| Movie | 1912 | So Near, Yet So Far | In Club | |
| Movie | 1933 | Sweepings | Daniel Pardway | |
| Movie | 1926 | The Bells | Mathias | |
| Movie | 1912 | Friends | Grizzley Fallon - Dandy Jack's Friend | |
| Movie | 1912 | The Burglar’s Dilemma | The Householder | |
| Movie | 1914 | Strongheart | Billy Saunders | |
| Movie | 1926 | Wife Tamers | Mr. Barry | |
| Movie | 1939 | Let Freedom Ring | Thomas Logan | |
| Movie | 1950 | Right Cross | Sean O'Malley | |
| Movie | 1933 | One Man's Journey | Eli Watt | |
| Movie | 1951 | Bannerline | Hugo Trimble | |
| Movie | 1946 | Three Wise Fools | Dr. Richard Gaunght | |
| Movie | 1945 | Between Two Women | Dr. Leonard Gillespie | |
| Movie | 1932 | The Washington Masquerade | Jefferson "Jeff" Keane | |
| Movie | 1956 | Our Mr. Sun | Father Time (voice) | |
| Movie | 1934 | This Side of Heaven | Martin Turner | |
| Movie | 1934 | Carolina | Bob Connelly | |
| Movie | 1946 | The Secret Heart | Dr. Rossiger | |
| Movie | 2004 | Checking Out: Grand Hotel | Self / Various roles (archive footage) | |
| Movie | 1961 | Hollywood: The Selznick Years | 'Duel in the Sun' (archive footage) (uncredited) | |
| Movie | 1986 | Super Duper Bloopers | Self | |
| Movie | 1913 | Almost a Wild Man | In Audience (uncredited) | |
| Movie | 1933 | Looking Forward | Tim Benton | |
| Movie | 1931 | The Christmas Party | Himself (uncredited) | |
| Movie | 1939 | Land of Liberty | (archive footage) | |
| Movie | 1923 | Unseeing Eyes | Conrad Dean | |
| Movie | 1923 | The Eternal City | Baron Bonelli | |
| Movie | 1914 | Classmates | Bubby Dumble | |
| Movie | 1938 | A Fireside Chat with Lionel Barrymore | Self | |
| Movie | 1926 | Paris at Midnight | Vautrin | |
| Movie | 1947 | Dark Delusion | Dr. Leonard Gillespie | |
| Movie | 1928 | Drums of Love | Duke Cathos de Alvia | |
| Movie | 1974 | That's Entertainment! | (archive footage) (uncredited) | |
| Movie | 1928 | Alias Jimmy Valentine | Doyle | |
| Movie | 1941 | The Penalty | 'Grandpop' Logan | |
| Movie | 1920 | The Devil's Garden | William Dale | |
| Movie | 1913 | Three Friends | Second Friend | |
| Movie | 1927 | Body and Soul | Dr. Leyden | |
| Movie | 1926 | The Lucky Lady | Count Ferranzo | |
| Movie | 1940 | The Stars Look Down | Narrator (U.S. release only) (voice) | |
| Movie | 1941 | The Bad Man | Uncle Henry Jones | |
| Movie | 1913 | An Indian's Loyalty | The Cattle Buyer | |
| Movie | 1953 | Main Street to Broadway | Self | |
| Movie | 1913 | The Strong Man's Burden | John - the Elder Brother | |
| Movie | 1940 | A New Romance of Celluloid: The Miracle of Sound | Self | |
| Movie | 1933 | Christopher Bean | Dr. Milton Haggett | |
| Movie | 1922 | The Face in the Fog | Boston Blackie Dawson | |
| Movie | 1949 | Some of the Best: Twenty-Five Years of Motion Picture Leadership | Himself | |
| Movie | 1928 | The Lion and the Mouse | John Ryder | |
| Movie | 1939 | From the Ends of the Earth | Self | |
| Movie | 1913 | Fate | Father, Loving Family | |
| Movie | 1912 | My Baby | At table | |
| Movie | 1912 | The One She Loved | The Neighbor | |
| Movie | 1913 | The Telephone Girl and the Lady | The Desk Sergeant | |
| Movie | 1949 | Breakdowns of 1949 | Self | |
| Movie | 1940 | Cavalcade of the Academy Awards | Self (archive footage) | |
| Movie | 1940 | Hollywood: Style Center of the World | Self | |
| Movie | 2003 | The Mesmerist | The Innkeeper (archive footage) | |
| Movie | 1915 | Wildfire | John Keefe | |
| Movie | 1924 | America | Capt. Walter Butler | |
| Movie | 1944 | Dragon Seed | Narrator (voice) (uncredited) | |
| Movie | 2002 | D.W. Griffith - Years of Discovery 1909-1913 | | |
| Movie | 2003 | Complicated Women | Self (archive footage) | |
| Movie | 1976 | That's Entertainment, Part II | (archive footage) | |
| Movie | 1944 | Twenty Years After | (archive footage) | |
| Movie | 1926 | Brooding Eyes | Slim Jim Carey | |
| Movie | 1925 | The Girl Who Wouldn't Work | Gordon Kent | |
| Movie | 1927 | Women Love Diamonds | Hugo Harlan | |
| Movie | 1913 | The Little Tease | In Bar | |
| Movie | 1925 | Fifty-Fifty | Frederick Harmon | |
| Movie | 1951 | The Metro-Goldwyn-Mayer Story | Himself - Giving Introduction | |
| Movie | 1943 | The Last Will and Testament of Tom Smith | Gramps | |
| Movie | 1913 | Oil and Water | The Idealist's Friend | |
| Movie | 1916 | The Quitter | Happy Jack Lewis | |
| Movie | 1913 | A Timely Interception | Uncle James - The Farmer's Brother | |
| Movie | 1912 | The God Within | The Woman of the Camp's Lover | |
| Movie | 1923 | Enemies of Women | Prince Lubimoff | |
| Movie | 1921 | The Great Adventure | Priam Farll | |
| Movie | 1928 | The River Woman | Bill Lefty | |
| Movie | 1987 | James Stewart: A Wonderful Life | Self (archive footage) | |
| Movie | 2014 | And the Oscar Goes To... | Self (archive footage) | |
| Movie | 1920 | The Copperhead | Milt Shanks | |
| Movie | 1921 | Jim the Penman | James Ralston | |
| Movie | 1925 | Children of the Whirlwind | Joe Ellison | |
| Movie | 1914 | The Woman in Black | Robert Crane | |
| Movie | 1927 | The Thirteenth Hour | Prof. Leroy | |
| Movie | 1913 | The Lady and the Mouse | The Father | |
| Movie | 1955 | Film Fun | (archive footage) | |
| Movie | 1939 | The Movies March On | Self (segment The New York Hat) (archive footage) | |
| Movie | 1925 | Ben-Hur: A Tale of the Christ | Chariot Race Spectator (uncredited) | |
| Movie | 1916 | The Upheaval | Jim Gordon | |
| Movie | 1916 | Dorian's Divorce | Richard Dorian | |
| Movie | 1950 | Screen Actors | Self (uncredited) | |
| Movie | 1913 | The House of Darkness | The Doctor | |
| Movie | 1924 | Decameron Nights | Saladin | |
| Movie | 1924 | Meddling Women | Edwin Ainsworth / John Wells (duel role) | |
| Movie | 1920 | The Master Mind | Henry Allen | |
| Movie | 1976 | Hooray for Hollywood | Self (archive footage) | |
| TV Show | 1948 | The Ed Sullivan Show | Self | 1 |
